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102492 (1999 TG265)
Classification: Outer Main-belt Asteroid          SPK-ID: 2102492
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04689348326091599 5.0123e-08  
a 3.226694722727234 2.741e-08 au
q 3.075383767758938 1.6483e-07 au
i 16.52914007323726 5.1849e-06 deg
node 260.22688130 1.9663e-05 deg
peri 97.22262034268719 5.9615e-05 deg
M 233.551071951289 5.7376e-05 deg
tp 2459944.114579918017
(2022-Dec-30.61457992)
0.00034081 TDB
period 2117.070131803422
5.80
2.6976e-05
7.386e-08
d
yr
n .1700463270403493 2.1667e-09 deg/d
Q 3.378005677695529 2.8695e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1236  
   data-arc span      7620 days (20.86 yr)  
   first obs. used      1999-08-11  
   last obs. used      2020-06-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4786  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:54:27  

Additional Information
 Earth MOID = 2.13003 au 
 Jupiter MOID = 1.89561 au 
 T_jup = 3.121 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.16   n/a E2021B55  
diameter diameter 14.055 km 0.412 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 29.5933 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.062   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

102492 (1999 TG265)          Discovered 1999-Oct-03 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1999 TG265 = 2000 VP57 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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